Add 6/84 and 80/5
1st number: 6/84, 2nd number: 16 0/5
6/84 + 80/5 is 225/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 5 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
6/84 = 6 × 5/84 × 5 = 30/420 - Likewise, for the 2nd fraction, since 5 × 84 = 420,
80/5 = 80 × 84/5 × 84 = 6720/420 - Add the two like fractions:
30/420 + 6720/420 = 30 + 6720/420 = 6750/420 - 6750/420 simplified gives 225/14
- So, 6/84 + 80/5 = 225/14
In mixed form: 161/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+80/5 6/84+80/10 18/84+80/5 6/84+80/15 30/84+80/5 6/84+80/25 42/84+80/5 6/84+80/35